<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<div id="app">
    <h1>{{name}}</h1>
</div>

<script src="../js/vue%20.js"></script>
<script>
    //let(变量)/const(常量)
    //声明式编程
    const app = new Vue({
        el: "#app",
        data: {
            //定义数据
            name: 'JackeyLove'
        }
    })
</script>
</body>
</html>